[187] _Nature_, October 2, 1879. [188] _Ibid._, May 6, 1880. [189] _Ibid._, February 19, 1880. [190] _Nature_, September 30, 1897. [191] _Nature_, August 5, 1875. [192] _Ibid._, October 12, 1882, and _Copernicus_, vol. iii. p. 85. [193] _Nature_, May 8, 1884. [194] _Ibid._, June 16, 1887. [195] _Journal_, B.A.A., December 13, 1901. [196] _Nature_, September 20, 1900. [197] _Ast. Nach._, No. 3868, and _Nature_, March 12, 1903. [198] _Nature_, November 13, 1908. [199] _Nature_, December 7, 1905. [200] _Celestial Cycle_, p. 259. [201] _Celestial Cycle_, p. 260. [202] _Journal_, B.A.A., April, 1907. [203] _Monthly Notices_, R.A.S., March, 1908. [204] _Celestial Cycle_, p. 231. [205] _Journal_, B.A.A., July, 1908. [206] _Popular Astronomy_, October, 1908. [207] _Cape Obs._, p. 401. [208] _Nature_, July 2, 1908. [209] _Journal_, B.A.A., January 20, 1909, pp. 123-4. [210] Chambers' _Handbook of Astronomy_, Catalogue of Comets. [211] Seneca, quoted by Chambers, _Handbook_, vol. i. p. 554 (Fourth Edition). [212] _Ibid._ [213] _Ibid._ [214] _Ibid._, p. 534. [215] _Ibid._ [216] Ma-tuoan-lin, quoted by Chambers, _Handbook_, p. 570. [217] _Astronomy and Astrophysics_, 1893, p. 798. [218] _The Observatory_, October, 1898. [219] Grant's _History of Physical Astronomy_, p. 293. [220] _Ibid._, p. 294. [221] Humboldt's _Cosmos_, vol. i. pp. 89, 90 (Otté's translation). [222] _Celestial Objects_, vol. i. p. 211, footnote. [223] Denning, _Telescopic Work for Starlight Evenings_, p. 248. [224] _Ibid._, p. 248. [225] _Ibid._, p. 250. [226] _Ibid._, p. 231. [227] Vol. iii. p. 106. [228] Grant's _History of Physical Astronomy_, p. 298. [229] _Ibid._, p. 305. [230] Humboldt's _Cosmos_, vol. i. p. 95. [231] _Nature_, April 30, 1908. [232] _Bulletin, Ast. Soc. de France_, May, 1906. [233] _Nature_, November 24, 1904. [234] _Ibid._, September 10, 1896. [235] _Ibid._, June 29, 1893. [236] _Journal_, B.A.A., May 22, 1903. [237] _Nature_, December 13, 1906, p. 159. [238] _Nature_, September 13, 1906. [239] _Nature_, October 12, 1905, p. 596. [240] _Knowledge_, January 13, 1882. [241] _Ibid._, January 20, 1882. [242] _Popular Astronomy_, June-July, 1908, p. 345. [243] _The Observatory_, March, 1896, p. 135. [244] _The Observatory_, February, 1900, pp. 106-7. [245] _Knowledge_, March, 1893, p. 51. [246] _Ibid._, July 3, 1885, p. 11. [247] _Cosmos_, vol. i. p. 108 (Otté's translation). [248] _Ibid._, vol. i. p. 124. [249] _Ibid._, vol. i. p. 119, footnote. [250] _Copernicus_, vol. i. p. 72. [251] _Ibid._ [252] _Astrophysical Journal_, June, 1909, pp. 378-9. [253] _Knowledge_, July, 1909, p. 264. [254] Quoted by Miss Irene E. T. Warner in _Knowledge_, July, 1909, p. 264. [255] _The Observatory_, November, 1900. [256] Or, "Before the phantom of false morning died" (4th edition); _The Observatory_, September, 1905, p. 356. [257] _The Observatory_, July, 1896, p. 274. [258] _Journal_, B.A.A., January 24, 1906.